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Watts Adaptor: Float Thread Adapter, Bronze, 5/16"-18, 5/16"-18 Connection 1 Thread Size - Thread Adapters
WattsThread Adapters

Watts Adaptor: Float Thread Adapter, Bronze, 5/16"-18, 5/16"-18 Connection 1 Thread Size

The WATTS Adaptor: Float Thread Adapter (SKU AD 12, MPN AD 12) is a bronze thread adapter designed for use with stems. It features a 5/16"-18 connection thread size and a 1/4"-20 thread size.

SKU 3G-OTH-453468

Also listed as: AD12 · AD-12

Brand
Watts
Item
Adaptor: Float Thread Adapter, Bronze, 5/16"-18, 5/16"-18 Connection 1 Thread Size
Category
Thread Adapters
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Technical Specifications

Watts
Manufacturer Part Number
AD 12
Type
Bronze, 5/16"-18, 5/16"-18 Connection 1 Thread Size, 1/4"-20
Compatible Product Type
Stems

Technical Documents

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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Adaptor: Float Thread Adapter (SKU AD 12, MPN AD 12) is a bronze thread adapter designed for use with stems. It features a 5/16"-18 connection thread size and a 1/4"-20 thread size.

Frequently Asked Questions

What is the WATTS AD 12 float thread adapter used for?

The WATTS AD 12 float thread adapter is used to connect a float to a stem in industrial fluid-control systems. Its bronze construction resists corrosion, making it suitable for water, HVAC, and steam applications where reliable stem-to-float attachment is required.

What are the specifications of the WATTS AD 12 adapter?

The WATTS AD 12 is a bronze float thread adapter with a 5/16"-18 connection thread size and a 1/4"-20 thread size. It is compatible with stems and carries the manufacturer part number AD 12. The bronze material provides durability in wet environments.

Where to buy the WATTS AD 12 adapter worldwide?

You can source the WATTS AD 12 adapter through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this bronze thread adapter.

How to install the WATTS AD 12 float thread adapter?

To install the WATTS AD 12 adapter, thread it onto the stem using the 5/16"-18 connection, then attach the float to the 1/4"-20 side. Hand-tighten securely; avoid over-torquing to prevent damage to the bronze threads. Use thread sealant if required for your application.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

Watts Products

3G Electric supplies Watts thread adapters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
WATTS Float Ball: Float Ball, 5/16"-18, 5/16"-18 Thread Size, Internal, Threaded, Cylindrical (MPN C6-7)
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WATTS Float Ball: Float Ball, 5/16"-18, 5/16"-18 Thread Size, Internal, Threaded, Cylindrical (MPN C6-7)
WATTS Float Ball: Float Ball, 5/16"-18, 5/16"-18 Thread Size, Internal, Threaded, Cylindrical (MPN C7)
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WATTS Float Ball: Float Ball, 5/16"-18, 5/16"-18 Thread Size, Internal, Threaded, Cylindrical (MPN C7)
WATTS Float Ball: Float Ball, 5/16"-18, 5/16"-18 Thread Size, Internal, Threaded, Cylindrical (MPN P8-7)
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WATTS Float Ball: Float Ball, 5/16"-18, 5/16"-18 Thread Size, Internal, Threaded, Cylindrical (MPN P8-7)
WATTS Float Ball: Float Ball, 5/16"-18, 5/16"-18 Thread Size, Internal, Threaded, Cylindrical (MPN P6-7)
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WATTS Float Ball: Float Ball, 5/16"-18, 5/16"-18 Thread Size, Internal, Threaded, Cylindrical (MPN P6-7)
WATTS Float Ball: Float Ball, 3/8"-16, 3/8"-16 Thread Size, Internal, Threaded, Cylindrical (MPN P-12)
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WATTS Float Ball: Float Ball, 3/8"-16, 3/8"-16 Thread Size, Internal, Threaded, Cylindrical (MPN P-12)
WATTS Float Ball: Float Ball, 3/8"-16, 3/8"-16 Thread Size, Internal, Threaded, Cylindrical (MPN P16)
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WATTS Float Ball: Float Ball, 3/8"-16, 3/8"-16 Thread Size, Internal, Threaded, Cylindrical (MPN P16)

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